Granted Patent
Utility
US 4,790,469 · App. 07/896,066
Tape feed apparatus
Inventor:
Sumio Toyota
Patented Case
View Patent ↗
Granted: Dec 13, 1988
Filed: Aug 13, 1986
Inventor
Sumio Toyota
Assignee (at issue)
Yoshida Kogyo K.K.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.